Issued Patents All Time
Showing 1–25 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7351848 | Method and apparatus for preparing a dialkyl carbonate, and its use in the preparation of diaryl carbonates and polycarbonates | Eugene Pauling Boden, Ganesh Kailasam, Larry Neil Lewis, Alberto Nisoli, Angel Gonzalez | 2008-04-01 |
| 7345187 | Method and apparatus for preparing a dialkyl carbonate, and its use in the preparation of diaryl carbonates and polycarbonates | Eugene Pauling Boden, Ganesh Kailasam, Larry Neil Lewis, Alberto Nisoli, Angel Gonzalez | 2008-03-18 |
| 7053251 | Bromination of hydroxyaromatic compounds | Ryan Christopher Mills | 2006-05-30 |
| 7045666 | Bromination of hydroxyaromatic compounds and further conversion to dihydroxyaromatic compounds | Eric James Pressman, Grigorii Lev Soloveichik, Ryan Christopher Mills, Jonathan Lloyd Male | 2006-05-16 |
| 7002046 | Process for the recovery of dihydroxybiaryl compounds | Ben Purushotam Patel, Eric James Pressman | 2006-02-21 |
| 6982356 | Method for preparation of para-brominated hydroxyaromatic compounds | Eric James Pressman, Jonathan Lloyd Male, Ryan Christopher Mills | 2006-01-03 |
| 6815565 | Method for preparing hydroquinones and dihydroxybiphenyl compounds from mixtures of bromophenols and benzoquinones | Ryan Christopher Mills, Eric James Pressman, Timothy Leigh Chuck | 2004-11-09 |
| 6800779 | Method for producing aromatic carbonates | Eric James Pressman | 2004-10-05 |
| 6683015 | Method for reactivating a catalyst composition | Peter Bonitatebus | 2004-01-27 |
| 6617279 | Catalyst composition and method for producing diaryl carbonates, using bisphosphines | Ben Purushotam Patel, Grigorii Lev Soloveichik | 2003-09-09 |
| 6521777 | Process for the production of diaryl carbonates | Eric James Pressman, Kirill Vladimirovich Shalyaev, Eric Douglas Williams, Richard Anthony Battista | 2003-02-18 |
| 6506924 | Method for recovery of catalyst components | Marsha Mottel Grade, Eric James Pressman | 2003-01-14 |
| 6472551 | Process for the production of diaryl carbonates | Eric James Pressman, Kirill Vladimirovich Shalyaev, Eric Douglas Williams, Richard Anthony Battista | 2002-10-29 |
| 6441215 | Method for reducing carbonate decomposition in reaction mixtures | Kirill Vladimirovich Shalyaev, Eric James Pressman, John E. Hallgren, Jonathan Lloyd Male | 2002-08-27 |
| 6420587 | Catalyst system for producing aromatic carbonates | James Spivack, Donald Wayne Whisenhunt, Jr., James Norman Cawse, Bruce Fletcher Johnson, Grigorii Lev Soloveichik +1 more | 2002-07-16 |
| 6420589 | Process for the production of diaryl carbonates | Eric James Pressman, Kirill Vladimirovich Shalyaev, Eric Douglas Williams, Richard Anthony Battista | 2002-07-16 |
| 6410774 | Method for recovery of catalyst components | Marsha Mottel Grade, Eric James Pressman | 2002-06-25 |
| 6407027 | Catalyst composition and method for producing diaryl carbonates, using bisphosphines | Grigorii Lev Soloveichik, Ben Purushatom Patel, Kirill Vladimirovich Shalyaev | 2002-06-18 |
| 6384262 | Process for the production of diaryl carbonates | Eric James Pressman, Kirill Vladimirovich Shalyaev, Eric Douglas Williams, Richard Anthony Battista | 2002-05-07 |
| 6380417 | Catalysts system for producing aromatic carbonates | James Spivack, Donald Wayne Whisenhunt, Jr., James Norman Cawse, Bruce Fletcher Johnson, Grigorii Lev Soloveichik +1 more | 2002-04-30 |
| 6310232 | Method for recycle of bromide-containing catalyst constituents | Eric James Pressman, Ben Purushotam Patel, Phillip Oscar Moreno, Richard Anthony Battista | 2001-10-30 |
| 6310229 | Lead halophenoxides and carbonylation catalyst and method for preparing and employing them | Grigorii Lev Soloveichik, Ben Purushatom Patel | 2001-10-30 |
| 6245929 | Catalyst composition and method for producing diaryl carbonates, using bisphosphines | Grigorii Lev Soloveichik, Ben Purushatom Patel, Kirill Vladimirovich Shalyaev | 2001-06-12 |
| 6215015 | Catalyst composition and method for producing diaryl carbonates, using bisphosphines | Ben Purushotam Patel, Grigorii Lev Soloveichik | 2001-04-10 |
| 6197991 | Method and catalyst system for producing | James Spivack, Donald Wayne Whisenhunt, Jr., James Norman Cawse, Bruce Fletcher Johnson, Grigorii Lev Soloveichik +1 more | 2001-03-06 |